Motorcycle



FIG. 1 is a frontal perspective view of a motorcycle showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side elevational view of one side thereof;

FIG. 4 is a side elevational view of the other side thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a top plan view thereof.

The broken line showing of the wheels, tires, rear view mirror, pedals, brake levers and kick stand is for illustrative purposes only and forms no part of the claimed design. The unillustrated bottom view forms no part of the claimed design. 

The ornamental design for a motorcycle, as shown and described. 